tracing · Maintained

Maintainers

• M Steven Rostedt <rostedt@goodmis.org>
• M Masami Hiramatsu <mhiramat@kernel.org>
• R Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

Paths

• F Documentation/core-api/tracepoint.rst
• F Documentation/trace/*
• F fs/tracefs/
• F include/linux/trace*.h
• F include/trace/
• F kernel/trace/
• F kernel/tracepoint.c
• F scripts/tracing/
• F scripts/tracepoint-update.c
• F tools/testing/selftests/ftrace/

Last 30 days

Active reviewers (last 30 days)

• Ben Cressey <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-09-04
• Florent Revest (Anthropic) <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-09-04

Recent patches

Most-recent 30 patches in this subsystem on llvm (capped at 30), ordered by date desc.

• COOLING7d REVIEWED: 2 (0M) [PATCH RFC 1/8] ftrace: Let ftrace_call_adjust() reject a patch site
  2026-09-04 · Jose Fernandez (Anthropic) <hidden>
• STALE76d [PATCH v3 5/7] kernel: Use mutable list iterators
  2026-06-22 · Kaitao Cheng <hidden>
• STALE62d [PATCH] tracing: ring-buffer: allowlist clang-generated symbols
  2026-06-16 · Arnd Bergmann <arnd@kernel.org>
• STALE104d Re: [PATCH 1/2] tracing: work around -Wmissing-format-attribute warning
  2026-06-03 · "Arnd Bergmann" <arnd@arndb.de>
• STALE104d [PATCH 1/2] tracing: work around -Wmissing-format-attribute warning
  2026-06-02 · Arnd Bergmann <arnd@kernel.org>
• STALE168d Re: [PATCH] tracing: Move snapshot code out of trace.c and into trace_snapshot.c
  2026-03-30 · "Arnd Bergmann" <arnd@arndb.de>
• STALE224d Re: [PATCH] tracing: remove __printf() attribute on __ftrace_vbprintk()
  2026-02-03 · "Arnd Bergmann" <arnd@arndb.de>
• STALE416d [PATCH v5 2/3] tracing: Add a tracepoint verification check at build time
  2025-07-25 · Steven Rostedt <rostedt@kernel.org>
• STALE419d LANDED [PATCH v4 4/4] tracing: Call trace_ftrace_test_filter() for the event
  2025-07-23 · Steven Rostedt <rostedt@kernel.org>
• STALE419d [PATCH v4 1/4] tracing: sorttable: Add a tracepoint verification check at build time
  2025-07-23 · Steven Rostedt <rostedt@kernel.org>
• STALE420d [PATCH v3 1/5] tracepoints: Add verifier that makes sure all defined tracepoints are used
  2025-07-22 · Steven Rostedt <rostedt@kernel.org>
• STALE420d [PATCH v3 2/5] tracing: sorttable: Add a tracepoint verification check at build time
  2025-07-22 · Steven Rostedt <rostedt@kernel.org>
• STALE420d [PATCH v3 5/5] tracing: Call trace_ftrace_test_filter() for the event
  2025-07-22 · Steven Rostedt <rostedt@kernel.org>
• STALE427d LANDED [PATCH] tracing/probes: Avoid using params uninitialized in parse_btf_arg()
  2025-07-16 · Nathan Chancellor <nathan@kernel.org>
• STALE459d [PATCH v2 5/5] tracing: Call trace_ftrace_test_filter() for the event
  2025-06-13 · Steven Rostedt <rostedt@goodmis.org>
• STALE459d [PATCH v2 2/5] tracing: sorttable: Add a tracepoint verification check at build time
  2025-06-13 · Steven Rostedt <rostedt@goodmis.org>
• STALE459d [PATCH v2 1/5] tracepoints: Add verifier that makes sure all defined tracepoints are used
  2025-06-13 · Steven Rostedt <rostedt@goodmis.org>
• STALE542d [PATCH v4 2/4] add per-function metadata storage support
  2025-03-03 · Menglong Dong <hidden>
• STALE561d [PATCH bpf-next v3 2/4] add per-function metadata storage support
  2025-03-03 · Menglong Dong <hidden>
• STALE561d [PATCH bpf-next v2] add function metadata support
  2025-02-26 · Menglong Dong <hidden>
• STALE603d [PATCH] tracing: Fix -Wundef around 'struct event_mod_load'
  2025-01-20 · Nathan Chancellor <nathan@kernel.org>
• STALE550d Re: [PATCH v3 0/7] riscv: ftrace: atmoic patching and preempt improvements
  2025-01-06 · Andy Chiu <hidden>
• STALE550d Re: [PATCH v3 0/7] riscv: ftrace: atmoic patching and preempt improvements
  2024-11-27 · Björn Töpel <bjorn@kernel.org>
• DORMANTno replies LANDED [PATCH v1 1/1] tracing: Drop unused helper function to fix the build
  2024-09-09 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE736d [PATCH v5 1/5] mm: Define VM_DROPPABLE for powerpc/32
  2024-09-02 · Christophe Leroy <hidden>
• STALE743d [PATCH v4 1/5] mm: Define VM_DROPPABLE for powerpc/32
  2024-09-02 · Christophe Leroy <hidden>
• STALE744d [PATCH v3 1/5] mm: Define VM_DROPPABLE for powerpc/32
  2024-08-30 · Christophe Leroy <hidden>
• STALE184d [RFC PATCH 2/3] kbuild, llvm-cov: disable instrumentation in odd or sensitive code
  2024-08-24 · Wentao Zhang <hidden>
• STALE754d Re: [BUG] tracing: dynamic ftrace selftest detected failures
  2024-08-21 · Steven Rostedt <rostedt@goodmis.org>
• STALE754d Re: [BUG] tracing: dynamic ftrace selftest detected failures
  2024-08-21 · Masami Hiramatsu (Google) <mhiramat@kernel.org>